OF5750/5950 Series January 2001
5 - 3
5.2.2 Measurement
1) Trun the AC power OFF.
2) Carry out the disassembly procedure up to Cover assembly-top, Frame assembly-
scanner, and Unit-printer.
(Refer to the Mechanical Disassembly and Reassembly in Chapter 4.)
3) Connect extension cables to the M76 board.
4) Connect the frequency counter (for clock frequency), digital voltmeter (for power voltage)
and Oscilloscope (for SIG signal). See figure 5.2.1.
5) Turn AC power ON.
Main power supply is set to "ON" (PC1 ON) by loading the document on the cover-top.
(5V SUB)
6) Measurement
7) Turn the AC power OFF.
8) Reverse the disassembly procedures.
Figure 5.2.1 Measurement Points on R76 Board
Connector CN13-1 (SIG)
R180-2 pin
Ground Terminal
Connector CN1
+5VSUB:
+5V:
+8V:
-8V:
+24V:
+38V:
CN1-A8
CN1-B10, A11, B11, A12
CN1-A16
CN1-B15
CN1-B6
CN1-B12, A13, B13
Summary of Contents for OKIFAX 5950
Page 9: ...CHAPTER 1 GENERAL INFORMATION ...
Page 101: ...OF5750 5950 Series January 2001 1 92 1 6 21 NIC Information ...
Page 107: ...CHAPTER 2 INSTALLATION PROCEDURE ...
Page 264: ...CHAPTER 3 BRIEF TECHNICAL DESCRIPTION ...
Page 272: ...CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY ...
Page 277: ...OF5750 5950 Series January 2001 4 5 Appearance of the OKIFAX 5750 5950 ...
Page 302: ...CHAPTER 5 ADJUSTMENTS ...
Page 306: ...CHAPTER 6 CLEANING AND MAINTENANCE ...
Page 341: ...CHAPTER 7 TROUBLESHOOTING AND REPAIR FOR OKIFAX 5750 5950 ...
Page 400: ...Appendix A PC Board Descriptions and Operation ...
Page 491: ...Appendix B DescriptionsofPrintOperation ...
Page 513: ...Appendix C Not used at this time ...
Page 516: ...OF5750 5950 Series January 2001 D 1 Section 1 CABINET ASSEMBLY 27 28 29 ...
Page 518: ...OF5750 5950 Series January 2001 D 3 Section 2 CONTROL PANEL ASSEMBLY 11 ...
Page 520: ...OF5750 5950 Series January 2001 D 5 Section 3 PRINTER ASSEMBLY 53 54 31 10 55 52 34 56 ...
Page 523: ...OF5750 5950 Series January 2001 D 8 Section 4 BASE ASSEMBLY ...
Page 525: ...OF5750 5950 Series January 2001 D 10 Section 5 FRAME ASSEMBLY SCANNER L 31 30 33 32 ...
Page 527: ...OF5750 5950 Series January 2001 D 12 Section 6 FRAME ASSEMBLY SCANNER U ...
Page 529: ...OF5750 5950 Series January 2001 D 14 Section 7 CABLES OPTION BOARDS ...
Page 530: ...OF5750 5950 Series January 2001 D 15 28 29 Section 7 CABLES OPTION BOARDS ...
Page 532: ...Appendix E Not used at this time ...